Thomas David Callahan, 78, of Fulton, Missouri, passed away on Saturday, June 2, 2012, at St. Mary's Hospital. He was born March 29, 1934, the son of the late Dennis and Anne (Burke) Callahan. On October 25, 1975, he was united in marriage to Judith "Judy" (Wilson) Ross. He was an active member of Carrington Baptist Church where he served as a Deacon for many years. Mr. Callahan loved his Lord and his family, enjoyed working with his Angus Cattle, and retired from Ovid Bell Press after 40 years as a printer. David was well known for his strong work ethic and will be sadly missed by family and friends. He is survived by his wife Judy; children, Dennis (Kay) Callahan of Fulton and Daveda (Randy) Voss of Coatsburg, Ill.; grandchildren, Christina (Craig) Metternich, Lucas Stassel, Shawn Callahan, Annie Callahan, Erin Callahan; one great-grandchild, Kade Metternich; sister, Mary Martin of Ashland; and many nieces and nephews. He was preceded in death by his parents; a daughter Dayona (Callahan) Stassel; and brother-in-law, Stanley Martin. Funeral services will be at 11 a.m. on Tuesday, June 5, 2012, at Carrington Baptist Church with Rev. Jack Coleman officiating. Interment will follow at Carrington Cemetery. The family will receive friends from 6 until 8 p.m. on Monday, June 4, at Debo Funeral Home in Fulton.